{"paper":{"title":"Measurement of the direct $CP$ asymmetry in $\\bar{B}\\rightarrow X_{s+d}\\gamma$ decays with a lepton tag","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"A. Abdesselam, A. Bobrov, A. Bondar, A. Bozek, A. Chen, A. Drutskoy, A. Garmash, A. Heller, A. Ishikawa, A. J. Schwartz, A. Kuzmin, A. M. Bakich, A. Moll, A. Rostomyan, A. Sibidanov, A. Sokolov, A. Vinokurova, A. Zupanc (for the Belle Collaboration), B. Bhuyan, B. G. Cheon, B. Golob, B. Kronenbitter, B. R. Ko, B. Shwartz, B. Wang, C. H. Wang, C. Kiesling, C. Ng, C. Oswald, C. P. Shen, C. Schwanda, C. Van Hulse, C. W. Park, D. Cinabro, D. Dutta, D. Getzkow, D. Joffe, D. Liventsev, D. M. Asner, D. Matvienko, D. \\v{C}ervenkov, D. Y. Kim, E. Barberio, E. Kato, E. Nakano, E. Ribe\\v{z}l, E. Solovieva, E. Won, F. Simon, G. B. Mohanty, G. Bonvicini, G. Pakhlova, G. Schnell, G. Tatishvili, G. Varner, H. Aihara, H. Farhat, H. K. Moon, H. Miyata, H. Park, I. Adachi, I. Jaegle, I. S. Lee, J. B. Kim, J. Dalseno, J. Dingfelder, J. E. Fast, J.-G. Shiu, J. Haba, J. Hasenbusch, J. H. Kim, J. Libby, J. S. Lange, J. Yamaoka, K. Adamczyk, K. Arinstein, K. Chilikin, K. Cho, K. H. Kang, K. Inami, K. Miyabayashi, K. M. Williams, K. Senyo, K. T. Kim, K. Trabelsi, L. E. Piilonen, L. Li Gioi, L. Pes\\'antez, L. Santelj, M. Bra\\v{c}ko, M. E. Sevior, M. Huschle, M. J. Kim, M. Nakao, M. Nayak, M. N. Wagner, M. Petri\\v{c}, M. Ritter, M. Rozanska, M. Stari\\v{c}, M. Steder, M. Uchida, M.-Z. Wang, N. Gabyshev, N. K. Nisar, N. Taniguchi, O. Frost, O. Schneider, O. Seon, P. Kody\\v{s}, P. Kri\\v{z}an, P. Krokovny, P. Lukin, P. Pakhlov, P. Urquijo, P. Vanhoefer, P. Wang, R. Ayad, R. Chistov, R. Gillard, R. Itoh, R. Mizuk, R. Pestotnik, S. Al Said, S. Bahinipati, S. Eidelman, S. Ganguly, S. H. Kim, S. Korpar, S. L. Olsen, S. Nishida, S. Ogawa, S. Okuno, S. Sandilya, S. Uno, S. Yashchenko, T.-A. Shibata, T. Aushev, T. E. Browder, T. Ferber, T. Horiguchi, T. Iijima, T. Julius, T. Kawasaki, T. K. Pedlar, T. Kuhr, T. Kumita, T. Nanut, T. Sanuki, T. Sumiyoshi, T. Uglov, U. Tamponi, V. Aulchenko, V. Bansal, V. Bhardwaj, V. Chekelian, V. Chobanova, V. Gaur, V. Savinov, V. Shebalin, V. Vorobyev, V. Zhilich, V. Zhulanov, W.-S. Hou, X. H. He, Y. Choi, Y. Iwasaki, Y. J. Kim, Y.-J. Kwon, Y. Li, Y. M. Goh, Y. Sakai, Y. Sato, Y.-S. Sohn, Y. Teramoto, Y. Unno, Y. Usov, Y. Watanabe, Y. Yook, Z. Dole\\v{z}al, Z. Dr\\'asal, Z. Natkaniec, Z. P. Zhang","submitted_at":"2015-01-08T01:22:21Z","abstract_excerpt":"We report the measurement of the direct $CP$ asymmetry in the radiative $\\bar{B}\\rightarrow X_{s+d}\\gamma$ decay using a data sample of $(772 \\pm 11)\\times 10^6$ $B\\bar{B}$ pairs collected at the $\\Upsilon(4S)$ resonance with the Belle detector at the KEKB asymmetric-energy $e^+e^-$ collider. The $CP$ asymmetry is measured as a function of the photon energy threshold. For $E^{\\rm{*}}_{\\gamma} \\geq 2.1~{\\rm{GeV}}$, where $E^{\\rm{*}}_{\\gamma}$ is the photon energy in the center-of-mass frame, we obtain $\\mathcal{A}_{CP}(\\bar{B}\\rightarrow X_{s+d}\\gamma)= (2.2 \\pm 3.9 \\pm 0.9) \\%$, consistent wit"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.01702","kind":"arxiv","version":3},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1501.01702/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}